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A081948 Smallest square which is one more than the product of n distinct numbers > 1. 1
4, 9, 25, 121, 841, 5041, 143641, 776161, 9480241, 143256961, 6737290561, 23436241921, 624730579201, 19416369772801, 1035938531628001, 14009922630063361, 1198720173566361601 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

EXAMPLE

a(3) = 25= 2*3*4 +1

CROSSREFS

Cf. A081949.

Sequence in context: A055851 A025494 A087374 * A191273 A087361 A090117

Adjacent sequences:  A081945 A081946 A081947 * A081949 A081950 A081951

KEYWORD

more,nonn

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Apr 02 2003

EXTENSIONS

a(7)-a(17) from Donovan Johnson (donovan.johnson(AT)yahoo.com), Aug 31 2008

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Last modified February 17 04:56 EST 2012. Contains 205985 sequences.