login

A064324 as a simple table

na(n)
01
12
22
33
44
55
67
79
812
916
1022
1130
1241
1356
1476
15104
16142
17194
18265
19362
20494
21675
22922
231259
241720
252349
263209
274383
285987
298178
3011171
3115260
3220845
3328475
3438897
3553134
3672582
3799149
38135440
39185014
40252734
41345241
42471608
43644228
44880032

[1,2,2,3,4,5,7,9,12,16,22,30,41,56,76,104,142,194,
 265,362,494,675,922,1259,1720,2349,3209,4383,5987,
 8178,11171,15260,20845,28475,38897,53134,72582,
 99149,135440,185014,252734,345241,471608,644228,
 880032]