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A032791 Numbers k such that k*(k+1)*(k+2) / (k+(k+1)+(k+2)) is a lucky number. 2
1, 7, 9, 19, 27, 33, 43, 61, 63, 79, 91, 109, 115, 151, 187, 223, 241, 249, 253, 259, 261, 285, 295, 313, 331, 333, 361, 375, 379, 387, 439, 441, 457, 469, 475, 487, 513, 519, 529, 559, 583, 609, 619, 627, 631, 645, 691, 721, 745, 747, 763, 765, 783, 811, 835 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
Wikipedia, Lucky number.
CROSSREFS
Cf. A000959 (lucky numbers), A032792.
Sequence in context: A320700 A053803 A320323 * A046257 A074343 A103853
KEYWORD
nonn
AUTHOR
Patrick De Geest, May 15 1998
EXTENSIONS
Offset corrected by Amiram Eldar, May 09 2022
STATUS
approved

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Last modified March 28 10:55 EDT 2024. Contains 371241 sequences. (Running on oeis4.)