login

A267839 as a simple table

na(n)
1120
22430
3147340
413895954
51578668020
6197549600170
726227806728176
83644859555696454
9525118327614214424

[120,2430,147340,13895954,1578668020,197549600170,
 26227806728176,3644859555696454,
 525118327614214424]