login

A054151 as a simple table

na(n)
01
11
22
34
47
512
621
739
869
9130
10240
11451
12854
131620
143101
155941
1611443
1722080
1842724
1982835
20160914
21313149
22610230
231190802
242326448
254550161
268908095
2717455391
2834232368
2967184426
30131949378
31259313689
32509925468
331003302084

[1,1,2,4,7,12,21,39,69,130,240,451,854,1620,3101,
 5941,11443,22080,42724,82835,160914,313149,610230,
 1190802,2326448,4550161,8908095,17455391,34232368,
 67184426,131949378,259313689,509925468,1003302084]