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”).

A230894 as a simple table

na(n)
10
22
314
434
5198
6810
73706
816918
976318
10347442
111575090
127148582
1332438126
14147179442
15667843250
163030291798
1713749921166
1862390019330
19283093420626
201284531566502
215828537726158
2226446883611922
23120002248379506

[0,2,14,34,198,810,3706,16918,76318,347442,
 1575090,7148582,32438126,147179442,667843250,
 3030291798,13749921166,62390019330,283093420626,
 1284531566502,5828537726158,26446883611922,
 120002248379506]