A373761 Row sums of A371277.

1, 65, 8281, 1832833, 648383681, 344889060481, 263241070687225, 277821953546314241, 393388714018670749633, 728818437848717556976321, 1729501321168395811504313561, 5161574686582090379099550582145, 19067391184605659825359397658612481, 85976151321068604971683536102183592193

Offset

2,2

Links

Table of n, a(n) for n=2..15.

A. Žigon Tankosič, The (l,r)-Lah Numbers, Journal of Integer Sequences, Article 23.2.6, vol. 26 (2023).

Maple

a := proc(n) local T, k; T := proc(n, k) option remember; if n = k then 1; elif k < 2 or n < k then 0; else T(n - 1, k - 1) + (n + k - 1)^3*T(n - 1, k); end if; end proc; add(T(n, k), k = 2 .. n); end proc:
seq(a(n), n = 0 .. 18);

Crossrefs

Cf. A371277.

Sequence in context: A282839 A144661 A296144 * A251150 A176370 A093265

Adjacent sequences: A373758 A373759 A373760 * A373762 A373763 A373764

Keyword

nonn

Author

Aleks Zigon Tankosic, Jun 17 2024

Status

approved