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A031888 Lucky numbers with size of gaps equal to 6 (lower terms). 3
15, 25, 37, 43, 87, 93, 99, 105, 135, 163, 195, 205, 261, 267, 297, 321, 361, 385, 393, 409, 415, 421, 477, 489, 511, 529, 553, 645, 673, 679, 693, 717, 729, 781, 867, 897, 1023, 1087, 1095, 1117, 1183, 1203, 1275, 1285, 1303, 1323, 1389 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Amiram Eldar, Table of n, a(n) for n = 1..10000

CROSSREFS

Cf. A000959.

Sequence in context: A152246 A069823 A133321 * A299469 A046291 A280406

Adjacent sequences:  A031885 A031886 A031887 * A031889 A031890 A031891

KEYWORD

nonn

AUTHOR

Patrick De Geest

STATUS

approved

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Last modified September 26 02:27 EDT 2021. Contains 347664 sequences. (Running on oeis4.)