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A072672 Prime(n)*prime(2*n)+prime(n)+prime(2*n). 2
11, 31, 83, 159, 359, 531, 791, 1079, 1487, 2159, 2559, 3419, 4283, 4751, 5471, 7127, 8399, 9423, 11151, 12527, 13467, 15519, 16799, 20159, 22539, 24479, 26207, 28511, 29919, 32147, 37631, 41183, 43883, 47319, 52499, 54719, 59091, 62975, 66863 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
EXAMPLE
a(10) = A000040(10)*A000040(20)+A000040(10)+A000040(20) = 29*71+29+71 = 2159.
CROSSREFS
Sequence in context: A054757 A038768 A269789 * A072673 A250461 A259508
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Jun 30 2002
STATUS
approved

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Last modified March 28 10:31 EDT 2024. Contains 371240 sequences. (Running on oeis4.)