login

A130411 as a simple table

na(n)
11
22
361
444
5989
66346
751197
836056
94127401
102057402
11189721879
12236723324
131422382919
1420600649518
1510227626700773
16638723926928
171278290544991
1823635180313246
1994585786464329
20969106771716436
2183372817133541471

[1,2,61,44,989,6346,51197,36056,4127401,2057402,
 189721879,236723324,1422382919,20600649518,
 10227626700773,638723926928,1278290544991,
 23635180313246,94585786464329,969106771716436,
 83372817133541471]