login

A238607 as a simple table

na(n)
10
20
31
44
512
624
749
885
9147
10232
11374
12558
13843
141223
151774
162493
173519
184835
196659
208999
2112144
2216152
2321479
2428186
2536945
2647959
2762126
2879805
29102352
30130286
31165546
32209070
33263461
34330266
35413207
36514486
37639342
38791261
39977301
401202636
411477172

[0,0,1,4,12,24,49,85,147,232,374,558,843,1223,
 1774,2493,3519,4835,6659,8999,12144,16152,21479,
 28186,36945,47959,62126,79805,102352,130286,
 165546,209070,263461,330266,413207,514486,639342,
 791261,977301,1202636,1477172]