login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A088972 as a simple table

na(n)
11
20
31
40
52
62
70
85
910
105
110
1212
1366
1455
1512
160
1735
18415
19695
20285
2135
220
23108
242844
258227
266080
271446
28108
290
30369
3119875
3295697
33113418
3446441
357140
36369
370
381285
39142046
401092358
411964647
421238196
43320074
4434385
451285
460
474655
481026197
4912351464

[1,0,1,0,2,2,0,5,10,5,0,12,66,55,12,0,35,415,695,
 285,35,0,108,2844,8227,6080,1446,108,0,369,19875,
 95697,113418,46441,7140,369,0,1285,142046,1092358,
 1964647,1238196,320074,34385,1285,0,4655,1026197,
 12351464]