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A027609 Least non-partition into positive n-th powers. 2
4, 7, 16, 35, 87, 217, 549, 1412, 3678, 9621, 25296, 66736, 176536, 467997, 1242483, 3302289, 8784053, 23380493, 62260291, 165852147, 441922282, 1177759339, 3139292093, 8368647138, 22310795824, 59484268377, 158602342445, 422894828107, 1127630055692 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..29.

FORMULA

a(n) = (partition of 4^n into n-th powers) - 1

CROSSREFS

Cf. A027600, A027601.

Sequence in context: A298415 A108122 A192800 * A145763 A144916 A050357

Adjacent sequences:  A027606 A027607 A027608 * A027610 A027611 A027612

KEYWORD

nonn

AUTHOR

David W. Wilson

EXTENSIONS

a(27)-a(29) from Alois P. Heinz, Jul 10 2015

STATUS

approved

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Last modified February 19 19:21 EST 2020. Contains 332047 sequences. (Running on oeis4.)