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A101802
Primes which remain prime after repeated operation "omit leftmost maximal digit".
0
23, 29, 37, 43, 53, 59, 73, 79, 83, 97, 233, 239, 263, 283, 293, 379, 397, 439, 443, 463, 523, 563, 593, 599, 643, 653, 739, 743, 773, 823, 839, 853, 883, 929, 937, 953, 983, 997, 2333, 2339, 2383, 2393, 2399, 2633, 2663, 2683, 2693, 2833, 2939, 2963, 4463
OFFSET
1,1
EXAMPLE
9929 is a member because 9929, 929, 29 and 2 are all prime.
CROSSREFS
Sequence in context: A180066 A353286 A101784 * A363074 A156983 A230456
KEYWORD
base,easy,nonn
AUTHOR
Zak Seidov, Jan 27 2005
STATUS
approved