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”).

A127481 as a simple table

na(n)
11
23
32
44
50
66
77
86
90
108
116
120
130
140
1520
1612
178
1818
190
200
2112
228
230
240
250
260
270
2842
2915
3014
310
3224
330
340
350
3632
3713
380
3924
400
410
420
430
440
4554
4618
4712
480
490
5060
510
520
530
540
5540
5612
570
580
590
600
610
620
630
640
650
66110
6728
6824
6942
7032
710
7236
730
740
750
760
770
7848
7914
800
810
820
830
840
850
860
870

[1,3,2,4,0,6,7,6,0,8,6,0,0,0,20,12,8,18,0,0,12,8,
 0,0,0,0,0,42,15,14,0,24,0,0,0,32,13,0,24,0,0,0,0,
 0,54,18,12,0,0,60,0,0,0,0,40,12,0,0,0,0,0,0,0,0,0,
 110,28,24,42,32,0,36,0,0,0,0,0,48,14,0,0,0,0,0,0,
 0,0]