login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A011804 M-sequences from multicomplexes on at most 7 variables with no monomial of degree more than n-1. 5

%I #7 Jun 28 2018 06:26:41

%S 2,9,93,1899,70506,4486435,463830877,74407044673,17824974050808,

%T 6177590123863188,3015767999171508360,2026808543279157951071,

%U 1838007806558686610254487,2209395428479037427756551320

%N M-sequences from multicomplexes on at most 7 variables with no monomial of degree more than n-1.

%D S. Linusson, The number of M-sequences and f-vectors, Combinatorica, 19 (1999), 255-266.

%F a(n) = Sum_{k=-1..n} L(7, 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 Cf. A007065, A007625, A011805, A011806, A011807, A011808, A011809.

%K nonn

%O 0,1

%A Svante Linusson (linusson(AT)math.kth.se)

%E Offset corrected by _Sean A. Irvine_, Jun 28 2018

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 28 20:05 EDT 2024. Contains 371254 sequences. (Running on oeis4.)