Revision History for A370474
(Underlined text is an addition;
strikethrough text is a deletion.)
Showing entries 1-10
| older changes
|
| |
| |
| |
|
|
#14 by Michael De Vlieger at Sun Mar 31 08:47:16 EDT 2024
| |
| |
| |
|
|
#13 by Joerg Arndt at Sun Mar 31 04:10:11 EDT 2024
| |
| |
| |
|
|
#12 by Seiichi Manyama at Sun Mar 31 03:34:59 EDT 2024
| |
| |
| |
|
|
#11 by Seiichi Manyama at Sun Mar 31 03:11:57 EDT 2024
|
|
| FORMULA
|
a(n) = Sum{k=0..n} binomial(n,k) * binomial(3*n/2+3*k/2+1,n)/(3*n/2+3*k/2+1).
|
| |
| |
|
|
#10 by Seiichi Manyama at Sun Mar 31 02:05:58 EDT 2024
| |
| |
| |
|
|
#9 by Seiichi Manyama at Sun Mar 31 02:01:23 EDT 2024
|
|
| DATA
|
1, 2, 9, 54, 372, 2778, 21873, 178786, 1502649, 12904524, 112741664, 998871030, 8953443276, 81047485148, 739846170864, 6803054508702, 62954736555836, 585850907166084, 5479077065774682, 51470699845616004, 485456696541512442, 4595280949098247422
|
| |
| |
|
|
#8 by Seiichi Manyama at Sun Mar 31 02:00:42 EDT 2024
|
|
| PROG
|
(PARI) a(n) = sum(k=0, n, binomial(n, k)*binomial(3*n/2+3*k/2+1, n)/(3*n/2+3*k/2+1));
|
|
| CROSSREFS
|
Cf. A262441, A366400.
|
| |
| |
|
|
#7 by Seiichi Manyama at Sun Mar 31 01:57:43 EDT 2024
| |
| |
| |
|
|
#6 by Seiichi Manyama at Sun Mar 31 01:54:23 EDT 2024
|
|
| NAME
|
allocated for Seiichi Manyama
G.f. satisfies A(x) = 1 + x * A(x)^(3/2) * (1 + A(x)^(3/2)).
|
|
| DATA
|
1, 2, 9, 54, 372, 2778, 21873, 178786, 1502649, 12904524, 112741664, 998871030, 8953443276, 81047485148, 739846170864, 6803054508702, 62954736555836, 585850907166084
|
|
| OFFSET
|
0,2
|
|
| KEYWORD
|
allocated
nonn
|
|
| AUTHOR
|
Seiichi Manyama, Mar 31 2024
|
|
| STATUS
|
approved
editing
|
| |
| |
|
|
#5 by Seiichi Manyama at Sun Mar 31 01:54:23 EDT 2024
|
|
| NAME
|
allocated for Seiichi Manyama
|
|
| KEYWORD
|
recycled
allocated
|
| |
| |
|
|
