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A025091
a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = (Lucas numbers), t = (composite numbers).
0
6, 8, 33, 37, 78, 90, 175, 201, 356, 397, 682, 737, 1235, 1340, 2216, 2419, 3965, 4256, 6945, 7318, 11903, 12562, 20392, 21602, 35025, 36513, 59156, 61697, 99911, 104362, 168949, 177039, 286547, 301953, 488666, 510307, 825796, 852205, 1379002, 1423671, 2303658
OFFSET
1,1
CROSSREFS
Sequence in context: A076904 A354205 A219681 * A356742 A303156 A028321
KEYWORD
nonn
STATUS
approved