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A093393 [n/9] + [n/4] + [(n+1)/9] + [(n+1)/4] + [(n+2)/9]. 2
0, 0, 0, 1, 2, 2, 2, 4, 6, 7, 7, 8, 9, 9, 9, 10, 12, 13, 14, 15, 16, 16, 16, 17, 18, 19, 20, 22, 23, 23, 23, 24, 25, 25, 26, 28, 30, 30, 30, 31, 32, 32, 32, 34, 36, 37, 37, 38, 39, 39, 39, 40, 42, 43, 44, 45, 46, 46, 46, 47, 48, 49, 50, 52, 53, 53, 53, 54, 55, 55, 56, 58, 60, 60 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,5
COMMENTS
a(n) = A004524(n) + A093390(n).
LINKS
FORMULA
G.f.:(x^3*(2*x^6+x^4+x^3+1))/((x^2+1)*(x^6+x^3+1)*(x-1)^2) [From Maksym Voznyy (voznyy(AT)mail.ru), Jul 27 2009]
CROSSREFS
Sequence in context: A261610 A265251 A336032 * A341095 A090858 A187504
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Mar 28 2004
STATUS
approved

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Last modified March 18 22:29 EDT 2024. Contains 370951 sequences. (Running on oeis4.)