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”).

A095808 as a simple table

na(n)
10
20
30
41
50
60
71
80
91
101
110
120
131
141
150
162
170
180
192
200
210
221
231
241
252
260
270
281
291
301
311
320
330
343
350
361
372
380
391
401
410
420
432
442
450
461
471
480
493
500
511
522
530
541
551
560
570
583
591
600
612
621
630
643
651
660
671
680
692
702
710
721
731
741
751
761
770
780
795
801
811
821
830
841
851
861
870
883
891
900
912
920
931
943
950
960
972
981
991
1003

[0,0,0,1,0,0,1,0,1,1,0,0,1,1,0,2,0,0,2,0,0,1,1,1,
 2,0,0,1,1,1,1,0,0,3,0,1,2,0,1,1,0,0,2,2,0,1,1,0,3,
 0,1,2,0,1,1,0,0,3,1,0,2,1,0,3,1,0,1,0,2,2,0,1,1,1,
 1,1,0,0,5,1,1,1,0,1,1,1,0,3,1,0,2,0,1,3,0,0,2,1,1,
 3]