login

A238131 as a simple table

na(n)
00
11
21
31
41
51
64
74
87
910
1013
1116
1222
1325
1431
1542
1648
1759
1873
1989
20108
21132
22156
23190
24227
25271
26318
27380
28449
29526
30618
31722
32841
33980
341138
351321
361526
371760
382028
392333
402683
413070
423517
434017
444584
455228
465948
476757
487673
498696
509845
5111132
5212577

[0,1,1,1,1,1,4,4,7,10,13,16,22,25,31,42,48,59,73,
 89,108,132,156,190,227,271,318,380,449,526,618,
 722,841,980,1138,1321,1526,1760,2028,2333,2683,
 3070,3517,4017,4584,5228,5948,6757,7673,8696,9845,
 11132,12577]