A379562 Number of compositions (ordered partitions) of 1 into {1/1^3, 1/2^3, 1/3^3, ..., 1/n^3}.

1, 2, 3, 272335, 272336

Offset

1,2

Links

Table of n, a(n) for n=1..5.

Index entries for sequences related to Egyptian fractions

Formula

a(p) = a(p-1) + 1 for p prime. - Chai Wah Wu, Jan 08 2025

Crossrefs

Cf. A000578, A020473, A038034, A378271, A379528.

Sequence in context: A331426 A300191 A328211 * A324154 A038537 A338404

Adjacent sequences: A379559 A379560 A379561 * A379563 A379564 A379565

Keyword

nonn,more

Author

Ilya Gutkovskiy, Dec 26 2024

Status

approved