A032319 Shifts left 2 places under "EGJ" (unordered, element, labeled) transform.

1, 1, 1, 1, 4, 5, 19, 104, 278, 1572, 7358, 52634, 339052, 2042566, 15536572, 126846972, 1151836020, 10165085388, 96057148432, 994220454980, 10590200175612, 119935489527056, 1408614893855392, 17402089145195476, 225976767338666884, 3007790832940708856

Offset

1,5

Links

Andrew Howroyd, Table of n, a(n) for n = 1..200

C. G. Bower, Transforms (2)

Prog

(PARI) seq(n)={my(p=1+x+O(x^n/x)); for(k=2, n-2, p*=(1 + x^k/k! + O(x^n))^((k-2)!*polcoef(p, k-2))); concat([1], Vec(serlaplace(p)))} \\ Andrew Howroyd, Sep 21 2018

Crossrefs

Sequence in context: A041699 A154704 A047023 * A346060 A041255 A042835

Adjacent sequences: A032316 A032317 A032318 * A032320 A032321 A032322

Keyword

nonn,eigen

Author

Christian G. Bower

Extensions

Terms a(24) and beyond from Andrew Howroyd, Sep 21 2018

Status

approved