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A028424
Clog sequence in base 3. Right to left concatenation of n,int(log_3(n)),int(log_3(int(log_3(n)))),... in base 3.
0
1, 2, 12, 13, 14, 15, 16, 17, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 999, 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023
OFFSET
1,2
CROSSREFS
Sequence in context: A140355 A007041 A331880 * A037311 A031257 A182271
KEYWORD
nonn,base,easy
STATUS
approved