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”).

A133441 as a simple table

na(n)
12
23
36
48
52
63
75
87
92
104
116
127
132
144
155
168
172
183
196
208
212
223
235
247
251
263
275
288
291
303
316
327
332
343
356
368
371
384
396
408
412
424
436
447
451
463
476
487
492
503
516
528
531
544
556
568
571
583
595
608
612
624
635
648
651
664
675
687
691
704
716
728
731
743
755
768
771
783
796
807
811
824
835
847
851
864
876
888
892
904
916
927
932
944
955
968
971
984
995
1007
1012
1023
1035
1047
1051

[2,3,6,8,2,3,5,7,2,4,6,7,2,4,5,8,2,3,6,8,2,3,5,7,
 1,3,5,8,1,3,6,7,2,3,6,8,1,4,6,8,2,4,6,7,1,3,6,7,2,
 3,6,8,1,4,6,8,1,3,5,8,2,4,5,8,1,4,5,7,1,4,6,8,1,3,
 5,8,1,3,6,7,1,4,5,7,1,4,6,8,2,4,6,7,2,4,5,8,1,4,5,
 7,2,3,5,7,1]