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”).

A083837 as a simple table

na(n)
11
21
31
41
51
61
71
81
96
101
1155
120
135
147
158
162
170
183
194
205
211
225
230
245
254
265
272
285
293
304
310
321
337
345
354
365
370
382
398
403
410
420
431
448
454
467
479
480
492
502
510
526
530
541
552
567
576
58161
597
602
610
626
638
640
651
669
673
688
697
702
710
727
738
740
752
761
773
784
790
802
810
827
834
846
852
860
871
884
896
902
910
928
934
946
952
960
973
981
996
1001
1010
1029
1030
1043

[1,1,1,1,1,1,1,1,6,1,55,0,5,7,8,2,0,3,4,5,1,5,0,5,
 4,5,2,5,3,4,0,1,7,5,4,5,0,2,8,3,0,0,1,8,4,7,9,0,2,
 2,0,6,0,1,2,7,6,161,7,2,0,6,8,0,1,9,3,8,7,2,0,7,8,
 0,2,1,3,4,0,2,0,7,4,6,2,0,1,4,6,2,0,8,4,6,2,0,3,1,
 6,1,0,9,0,3]