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%I #7 Dec 28 2022 16:47:10
%S 1,1,3,10,38,161,747,3753,20253,116642,713130,4607813,31345921,
%T 223767233,1671430607,13030153118,105777688842,892355720117,
%U 7808793918123,70763428070825,663061665021433,6415290033157950,64009171867651406,657841277082303361,6956340269434938161
%N Row sums of the accumulated Stirling2 triangle A359107.
%p with(ListTools): ps := L -> PartialSums(L):
%p seq(add(i, i = ps([seq(Stirling2(n, k), k = 0..n)])), n = 0..24);
%o (PARI) a(n) = sum(k=0, n, sum(j=0, k, stirling(n, j, 2))); \\ _Michel Marcus_, Dec 28 2022
%Y Cf. A359107.
%K nonn
%O 0,3
%A _Peter Luschny_, Dec 27 2022