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”).

A302929 as a simple table

na(n)
10
20
30
40
51
62
72
84
94
105
116
126
137
148
1510
1610
1711
1812
1913
2014
2115
2216
2316
2417
2518
2620
2720
2822
2922
3023
3124
3226

[0,0,0,0,1,2,2,4,4,5,6,6,7,8,10,10,11,12,13,14,15,
 16,16,17,18,20,20,22,22,23,24,26]