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A271475 Total number of burnt pancakes flipped using the Max(n) greedy algorithm. 1
0, 2, 13, 79, 523, 3883, 32323, 299443, 3061363, 34269043, 417107443, 5486541043, 77576281843, 1173531942643, 18914314201843, 323602441945843, 5857680367321843, 111852533939929843, 2247044164800217843, 47377376416476889843, 1046083650772987609843 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Gheorghe Coserea, Table of n, a(n) for n = 1..128

J. Sawada, A. Williams, Successor rules for flipping pancakes and burnt pancakes, Preprint, Theoretical Computer Science, Volume 609, Part 1, 4 January 2016, Pages 60-75.

PROG

(PARI)

a(n) = n * n!/2  + sum(k = 2, n-1, k^2 * k!/2);

concat(0, vector(20, k, a(k+1)))  \\ Gheorghe Coserea, Apr 25 2016

CROSSREFS

Sequence in context: A198849 A037555 A135167 * A037491 A037571 A179237

Adjacent sequences:  A271472 A271473 A271474 * A271476 A271477 A271478

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Apr 09 2016

EXTENSIONS

More terms from Gheorghe Coserea, Apr 25 2016

STATUS

approved

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Last modified October 16 03:15 EDT 2019. Contains 328038 sequences. (Running on oeis4.)