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A191643 Incorrect version of A001861. 0

%I #22 Sep 19 2015 18:08:26

%S 2,8,22,94,454,2430,14214,89918,610182,4412958

%N Incorrect version of A001861.

%D Carlier, Jacques; and Lucet, Corinne; A decomposition algorithm for network reliability evaluation. In First International Colloquium on Graphs and Optimization (GOI), 1992 (Grimentz). Discrete Appl. Math. 65 (1996), 141-156.

%F There is an explicit formula in the reference (see p. 152).

%o (PARI) a(n) = sum(j=1, k, stirling(k,j,2)*2^(j)) \\ _Michel Marcus_, Apr 25 2013

%Y Cf. A191644.

%K dead

%O 1,1

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Last modified March 29 03:51 EDT 2024. Contains 371264 sequences. (Running on oeis4.)