login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A378604 as a simple table

na(n)
11
21
31
41
51
62
71
81
91
101
111
123
131
141
151
161
171
184
191
202
211
221
231
245
251
261
271
282
291
306
311
321
331
341
351
367
371
381
391
408
411
429
431
441
451
461
471
4810
491
501
511
521
531
548
551
563
571
581
591
6011
611
621
631
641
651
669
671
681
691
7012
711
7213
731
741
751
761
771
7814
791
8015
811
821
831
8416
851
861
871
882
891
9017
911
921
931
941
951
9618
971
981
991
1004
1011
10214
1031
1042
1051

[1,1,1,1,1,2,1,1,1,1,1,3,1,1,1,1,1,4,1,2,1,1,1,5,
 1,1,1,2,1,6,1,1,1,1,1,7,1,1,1,8,1,9,1,1,1,1,1,10,
 1,1,1,1,1,8,1,3,1,1,1,11,1,1,1,1,1,9,1,1,1,12,1,
 13,1,1,1,1,1,14,1,15,1,1,1,16,1,1,1,2,1,17,1,1,1,
 1,1,18,1,1,1,4,1,14,1,2,1]