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”).

A042774 as a simple table

na(n)
030
191
2212
3303
42030
561203
6369248
7430451
81230150
94120901
10248484210
11749573531
121747631272
132497204803
1416730860090
15504423007503
163043268905108
173547691912611
1810138652730330
1933963650103601
202047957658946390
216177836626942771
2214403630912831932

[30,91,212,303,2030,61203,369248,430451,1230150,
 4120901,248484210,749573531,1747631272,2497204803,
 16730860090,504423007503,3043268905108,
 3547691912611,10138652730330,33963650103601,
 2047957658946390,6177836626942771,
 14403630912831932]