A252431 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

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”).

Other ways to Give

A252431 as a simple table

n	a(n)
1	4342
2	6178
3	20632
4	74892
5	302218
6	1190037
7	4567070
8	18926855
9	75297774
10	295100889
11	1242624198
12	4990775266
13	19801640382
14	84145500595
15	339967116597
16	1358270617004
17	5801780624546
18	23517731641120
19	94321862217975

[4342,6178,20632,74892,302218,1190037,4567070, 18926855,75297774,295100889,1242624198,4990775266, 19801640382,84145500595,339967116597, 1358270617004,5801780624546,23517731641120, 94321862217975]