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A271474 Maximal number of flips required to sort a stack of n unburnt pancakes using the big-3 flips. 0
0, 1, 3, 4, 8, 12, 15, 21, 27, 35, 42, 50 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

REFERENCES

J Sawada, A Williams, Successor rules for flipping pancakes and burnt pancakes, Preprint 2015; http://www.cis.uoguelph.ca/~sawada/papers/pancake_successor.pdf

LINKS

Table of n, a(n) for n=1..12.

CROSSREFS

Cf. A058986.

Sequence in context: A187579 A050102 A022432 * A120116 A199880 A063227

Adjacent sequences:  A271471 A271472 A271473 * A271475 A271476 A271477

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Apr 09 2016

STATUS

approved

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Last modified October 19 04:40 EDT 2019. Contains 328211 sequences. (Running on oeis4.)