login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A174039 A triangle sequence of the form:q=2:t(n,m,q)=Sum[q^i*Floor[Eulerian[n + 1, m]/2^i], {i, 0, 10}] 0

%I

%S 1,1,1,1,12,1,1,37,37,1,1,116,452,116,1,1,305,2544,2544,305,1,1,752,

%T 12497,25552,12497,752,1,1,1761,46541,171269,171269,46541,1761,1,1,

%U 4064,160080,969956,1717376,969956,160080,4064,1,1,9181,524928,5006448

%N A triangle sequence of the form:q=2:t(n,m,q)=Sum[q^i*Floor[Eulerian[n + 1, m]/2^i], {i, 0, 10}]

%C Row sums are:

%C {1, 2, 14, 76, 686, 5700, 52052, 439144, 3985578, 39906884, 439073132,...}.

%F q=32:

%F t(n,m,q)=Sum[q^i*Floor[Eulerian[n + 1, m]/2^i], {i, 0, 10}]

%e {1},

%e {1, 1},

%e {1, 12, 1},

%e {1, 37, 37, 1},

%e {1, 116, 452, 116, 1},

%e {1, 305, 2544, 2544, 305, 1},

%e {1, 752, 12497, 25552, 12497, 752, 1},

%e {1, 1761, 46541, 171269, 171269, 46541, 1761, 1},

%e {1, 4064, 160080, 969956, 1717376, 969956, 160080, 4064, 1},

%e {1, 9181, 524928, 5006448, 14412884, 14412884, 5006448, 524928, 9181, 1},

%e {1, 20444, 1678653, 24236928, 107117828, 172965424, 107117828, 24236928, 1678653, 20444, 1}

%t << DiscreteMath`Combinatorica`

%t t[n_, m_, q_] = Sum[q^i*Floor[Eulerian[n + 1, m]/2^i], {i, 0, 10}];

%t Table[Flatten[Table[Table[t[n, m, q], {m, 0, n}], {n, 0, 10}]], {q, 1, 10}]

%K nonn,tabl,uned

%O 0,5

%A _Roger L. Bagula_, Mar 06 2010

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified September 25 12:23 EDT 2020. Contains 337343 sequences. (Running on oeis4.)