Initial digit of n.
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3
2 seqfan posts
Fri Oct 29 05:35:16 CEST 2010 [seqfan] Implementing first 500 sequences in Java
Wed May 12 13:49:46 CEST 2010 [seqfan] Re: Primes with increasing digits
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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