A025077 - OEIS

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A025077

s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = A023532, t = (primes).

3, 5, 7, 11, 20, 28, 43, 53, 65, 73, 106, 120, 153, 177, 220, 246, 270, 300, 353, 381, 454, 484, 559, 601, 686, 732, 780, 822, 917, 979, 1080, 1140, 1263, 1327, 1456, 1530, 1673, 1735, 1823, 1901, 2062, 2148, 2301, 2393, 2572, 2672, 2863, 2965, 3166, 3264, 3475, 3591

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..52.

CROSSREFS

Sequence in context: A225421 A175235 A060643 * A186773 A130759 A325155

Adjacent sequences: A025074 A025075 A025076 * A025078 A025079 A025080

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved