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”).

A206937 as a simple table

na(n)
112
2144
3811
46837
555088
6410000
73227589
825102409
9193788386
101507133620
1111693492167
1290677582325
13703826743120
145460755855460
1542367807894797
16328752895890725
172550786798536934
1819791666524580132
19153566455887582047

[12,144,811,6837,55088,410000,3227589,25102409,
 193788386,1507133620,11693492167,90677582325,
 703826743120,5460755855460,42367807894797,
 328752895890725,2550786798536934,
 19791666524580132,153566455887582047]