# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a011805 Showing 1-1 of 1 %I A011805 #7 Jun 28 2018 06:26:58 %S A011805 2,10,130,3694,209746,22285884,4172654846,1306811152024, %T A011805 655264935972190,507167545168644168,587555115672049489686, %U A011805 992317695587529344756452,2387516249252596658477327568 %N A011805 M-sequences from multicomplexes on at most 8 variables with no monomial of degree more than n-1. %D A011805 S. Linusson, The number of M-sequences and f-vectors, Combinatorica, 19 (1999), 255-266. %F A011805 a(n) = Sum_{k=-1..n} L(8, n, k) where L(p, n, k) = Sum_{i=k..n} L(p-1, n, i) * L(p, i-1, k-1) with boundary conditions L(p, n, n) = L(p, n, -1) = 1 (p >= 0, n >= -1), L(0, n, k) = 0 (0 <= k < n) [from Linusson]. - _Sean A. Irvine_, Jun 28 2018 %Y A011805 Cf. A007065, A007625, A011804, A011806, A011807, A011808, A011809. %K A011805 nonn %O A011805 0,1 %A A011805 Svante Linusson (linusson(AT)math.kth.se) %E A011805 Offset corrected by _Sean A. Irvine_, Jun 28 2018 # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE