cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

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A001410 Sum of rows of triangle defined in A001404.

Original entry on oeis.org

1, 2, 5, 12, 28, 65, 149, 341, 777, 1769, 4022, 9140, 20763, 47156, 107086, 243162, 552128, 1253640, 2846424, 6462827, 14673824, 33316766, 75645245, 171751292, 389958283, 885393129, 2010268490
Offset: 0

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Keywords

Comments

Also, limit to which the reflected rows of A001404 converge. - Ralf Stephan, Oct 17 2004

Crossrefs

Cf. A001404.

Programs

  • Maple
    a[ 0,0 ] := 1; for i from 1 to N do a[ i,0 ] := a[ i-1,0 ]+a[ i-1,1 ]; for j from 1 to i do a[ i,j ] := sum(a[ i-j,t ],t=0..min(j+1,N)) od; od; b[ n ] := sum(a[ n,i ],i=0..n);
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