A215837 Seventh derivative of f_n at x=1, where f_n is the n-th of all functions that are representable as x^x^...^x with m>=1 x's and parentheses inserted in all possible ways.

0, -42, 6804, 6524, 70098, 41090, 47110, 26054, 349440, 187124, 106876, 154336, 89600, 184296, 100660, 77084, 47894, 1192590, 644546, 358330, 453250, 287294, 269262, 170506, 434322, 254506, 187250, 126560, 520982, 294546, 169330, 203350, 137620, 182294, 114044

Offset: 1

Author

Alois P. Heinz, Aug 24 2012

Keywords

• sign

Comments

For the ordering of functions f_n see A215703.

Links

• Alois P. Heinz, Table of n, a(n) for n = 1..7813

Crossrefs

Row n=7 of A215703.

Number of distinct values of a(n) taken for functions with m x's: A215796.

Cf. A000081, A087803.

Programs

Maple

# load programs from A215703, then:
seq(A(7, n), n=1..100);