A066582 Product of nonzero digits of A066549(n).

2, 15, 7, 21, 108, 2268, 5040, 79380, 20575296, 147, 1134, 102060, 555660, 1102248, 1524096, 48988800, 1365590016, 17360406, 437482231200, 559977255936, 92876046336, 743317957509120, 4592700000000, 133978933305000000

Offset: 1

Author

Amarnath Murthy, Dec 21 2001

Keywords

• easy
• nonn
• base

Examples

			The third term of A066549 is 711 hence a(3) = 7.
		

Crossrefs

Cf. A066549.

Extensions

More terms from Sascha Kurz, Jan 28 2003