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A024764
Every prefix prime in base 4 (written in base 4).
2
2, 3, 23, 31, 233, 311, 2333
OFFSET
1,1
CROSSREFS
Sequence in context: A260128 A220569 A328940 * A213971 A024773 A176892
KEYWORD
nonn,base,fini,full
STATUS
approved