login

A242506 as a simple table

na(n)
81
90
108
1110
1236
13100
14186
15550
161122
172564
185940
1912246
2027560
2158240
22122642
23262458
24542243
251134944
262352136
274826980
289949352
2920300312
3041377116
3184172508
32170322099
33344527304
34694617960
351397219682
362807142612
375625453196
3811258808682
3922498804286

[1,0,8,10,36,100,186,550,1122,2564,5940,12246,
 27560,58240,122642,262458,542243,1134944,2352136,
 4826980,9949352,20300312,41377116,84172508,
 170322099,344527304,694617960,1397219682,
 2807142612,5625453196,11258808682,22498804286]