login

A330285 as a simple table

na(n)
10
20
31
43
57
612
720
829
941
1055
1172
1290
13113
14137
15164
16194
17228
18263
19303
20344
21390
22439
23491
24544
25604
26666
27731
28799
29872
30946
311027
321109
331196
341286
351379
361475
371579
381684
391792
401903
412021
422140
432266
442393
452525
462662
472802
482943
493093
503245
513402
523562
533727

[0,0,1,3,7,12,20,29,41,55,72,90,113,137,164,194,
 228,263,303,344,390,439,491,544,604,666,731,799,
 872,946,1027,1109,1196,1286,1379,1475,1579,1684,
 1792,1903,2021,2140,2266,2393,2525,2662,2802,2943,
 3093,3245,3402,3562,3727]