是这串数吗?
1, 2, 3, 4, 5, 7, 8, 10, 11, 13, 14, 17, 18, 20, 22, 24, 25, 28, 29, 32, 34, 36, 37, 42, 43, 45, 47, 50, 51, 56, 57, 60, 62, 64, 66, 71, 72,
a(1)=1={1,1},
a(2)=2={1,1},{1,2},
a(3)=3={1,1},{1,2},{1,3},
a(4)=4={1,1},{1,2},{1,3},{1,4},
a(5)=5={1,1},{1,2},{1,3},{1,4},{1,5},
a(6)=7={1,1},{1,2},{1,3},{1,4},{1,5},{1,6},{2,3},
a(7)=8={1,1},{1,2},{1,3},{1,4},{1,5},{1,6},{2,3},{1,7},
a(8)=10={1,1},{1,2},{1,3},{1,4},{1,5},{1,6},{2,3},{1,7},{1,8},{2,4},
a(9)=11={1,1},{1,2},{1,3},{1,4},{1,5},{1,6},{2,3},{1,7},{1,8},{2,4},{1,9},
a(10)=13={1,1},{1,2},{1,3},{1,4},{1,5},{1,6},{2,3},{1,7},{1,8},{2,4},{1,9},{1,10},{2,5},
a(11)=14={1,1},{1,2},{1,3},{1,4},{1,5},{1,6},{2,3},{1,7},{1,8},{2,4},{1,9},{1,10},{2,5},{1,11},
a(12)=17={1,1},{1,2},{1,3},{1,4},{1,5},{1,6},{2,3},{1,7},{1,8},{2,4},{1,9},{1,10},{2,5},{1,11},{1,12},{2,6},{3,4},
a(13)=18={1,1},{1,2},{1,3},{1,4},{1,5},{1,6},{2,3},{1,7},{1,8},{2,4},{1,9},{1,10},{2,5},{1,11},{1,12},{2,6},{3,4},{1,13},
a(14)=20={1,1},{1,2},{1,3},{1,4},{1,5},{1,6},{2,3},{1,7},{1,8},{2,4},{1,9},{1,10},{2,5},{1,11},{1,12},{2,6},{3,4},{1,13},{1,14},{2,7},
a(15)=22={1,1},{1,2},{1,3},{1,4},{1,5},{1,6},{2,3},{1,7},{1,8},{2,4},{1,9},{1,10},{2,5},{1,11},{1,12},{2,6},{3,4},{1,13},{1,14},{2,7},{1,15},{3,5},
a(16)=24={1,1},{1,2},{1,3},{1,4},{1,5},{1,6},{2,3},{1,7},{1,8},{2,4},{1,9},{1,10},{2,5},{1,11},{1,12},{2,6},{3,4},{1,13},{1,14},{2,7},{1,15},{3,5},{1,16},{2,8},
a(17)=25={1,1},{1,2},{1,3},{1,4},{1,5},{1,6},{2,3},{1,7},{1,8},{2,4},{1,9},{1,10},{2,5},{1,11},{1,12},{2,6},{3,4},{1,13},{1,14},{2,7},{1,15},{3,5},{1,16},{2,8},{1,17},
a(18)=28={1,1},{1,2},{1,3},{1,4},{1,5},{1,6},{2,3},{1,7},{1,8},{2,4},{1,9},{1,10},{2,5},{1,11},{1,12},{2,6},{3,4},{1,13},{1,14},{2,7},{1,15},{3,5},{1,16},{2,8},{1,17},{1,18},{2,9},{3,6},
a(19)=29={1,1},{1,2},{1,3},{1,4},{1,5},{1,6},{2,3},{1,7},{1,8},{2,4},{1,9},{1,10},{2,5},{1,11},{1,12},{2,6},{3,4},{1,13},{1,14},{2,7},{1,15},{3,5},{1,16},{2,8},{1,17},{1,18},{2,9},{3,6},{1,19},
a(20)=32, |