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A023032 Number of compositions of n into 7 ordered relatively prime parts. 1
1, 7, 28, 84, 210, 462, 924, 1715, 3003, 4998, 8008, 12348, 18564, 27048, 38759, 54054, 74613, 100478, 134596, 176176, 230202, 294294, 376740, 471933, 593775, 731276, 905982, 1099560, 1344903, 1610322, 1947792, 2306220, 2759757, 3235484, 3838380 (list; graph; refs; listen; history; text; internal format)
OFFSET

7,2

LINKS

Table of n, a(n) for n=7..41.

N. J. A. Sloane, Transforms

FORMULA

Moebius transform of C(n-1, 6)

CROSSREFS

Sequence in context: A008499 A049018 A008489 * A278969 A000579 A290994

Adjacent sequences:  A023029 A023030 A023031 * A023033 A023034 A023035

KEYWORD

nonn

AUTHOR

David W. Wilson

STATUS

approved

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Last modified February 23 13:19 EST 2018. Contains 299581 sequences. (Running on oeis4.)