A371489 Row sums of A371259.

1, 37, 1865, 122961, 10278281, 1062714245, 133215991777, 19913088181377, 3500271565033393, 714944028588443461, 167950356430067342489, 44970653636552995400721, 13617086217015989835215993, 4630206565577103694905252965, 1756940670213816382344684605809, 739791104690854220148748269632001

Offset: 3

Author

Aleks Zigon Tankosic, Apr 22 2024

Keywords

• nonn

Comments

Row sums of A371259 are the summed (2, 3)-Lah numbers (A371259).

Links

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

Crossrefs

Cf. A371259.

Programs

Maple

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