Product of the non-zero digital products of all the numbers 1 to n (a 'total digital-product factorial' in base 10).
1, 2, 6, 24, 120, 720, 5040, 40320, 362880, 362880, 362880, 725760, 2177280
2 seqfan posts
Mon Dec 14 08:28:00 CET 2009 [seqfan] Re: OEIS wiki user update