A093959 Squares arising as partial products in A094357 + 1.

4, 25, 361, 116281, 13441851721, 180680260806215679961, 32645356640144805339464939649128207984041

Offset

0,1

Links

Table of n, a(n) for n=0..6.

Formula

a(n) = 1+prod_{i=1..n} A094357(i). - David Wasserman, May 03 2007

Example

3, 8 and 15 are 1 less than a square and so are numbers 3, 3*8, 3*8*15.

Crossrefs

Cf. A094357.

Sequence in context: A238510 A222982 A259591 * A308476 A222902 A086216

Adjacent sequences: A093956 A093957 A093958 * A093960 A093961 A093962

Keyword

hard,nonn

Author

Amarnath Murthy, May 22 2004

Extensions

More terms from David Wasserman, May 03 2007

Status

approved