login

A229248 as a simple table

na(n)
61
77
856
9420
103150
1124024
12187110
131497210
1412321309
15104379275
16910501592
178176340536
1875557540604
19718108992888
207015008076980
2170388350377492
22724955013327237
237658820319677219
2482939240748756392
25920067296840668900
2610448713239329294930

[1,7,56,420,3150,24024,187110,1497210,12321309,
 104379275,910501592,8176340536,75557540604,
 718108992888,7015008076980,70388350377492,
 724955013327237,7658820319677219,
 82939240748756392,920067296840668900,
 10448713239329294930]