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A046435 Numbers such that 5 steps are needed to reach a prime under "Sum of digits raised to its digits' powers" procedure. 1
77, 144, 224, 229, 242, 249, 292, 294, 346, 364, 404, 414, 422, 429, 436, 440, 441, 463, 468, 486, 488, 492, 634, 643, 648, 684, 699, 846, 848, 864, 884, 922, 924, 942, 969, 996, 1228, 1282, 1349, 1379, 1394, 1397, 1439, 1457, 1475, 1493, 1547, 1574 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
CROSSREFS
Cf. A046431.
Sequence in context: A039444 A118611 A072431 * A227932 A004964 A118226
KEYWORD
nonn,base
AUTHOR
Patrick De Geest, Jul 15 1998
STATUS
approved

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Last modified April 21 23:01 EDT 2024. Contains 371886 sequences. (Running on oeis4.)