login

A103872 as a simple table

na(n)
00
12
22
36
412
530
672
7182
8464
91206
103170
118426
1222596
1361074
14166194
15454950
161251984
173461574
189611190
1926787378
2074916660
21210178458
22591347988
231668172842
244717282752
2513369522250
2637970114702
27108045430902

[0,2,2,6,12,30,72,182,464,1206,3170,8426,22596,
 61074,166194,454950,1251984,3461574,9611190,
 26787378,74916660,210178458,591347988,1668172842,
 4717282752,13369522250,37970114702,108045430902]