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A110385

a(1) = 3; a(n+1) = (a(n) + n)*(a(n) - n).

3, 8, 60, 3591, 12895265, 166287859420200, 27651652190552197880168039964, 764613868867270163545228802175958319343780390069501121247, 584634368464175013450777511329300527888604990906383317504017890900798292874089489710812952726292298514590194834945

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..9.

MAPLE

a[1]:=3: for n from 1 to 19 do a[n+1]:=(a[n]+n)*(a[n]-n) od: seq(a[n], n=1..9); # Emeric Deutsch, Jul 31 2005

CROSSREFS

Sequence in context: A027262 A062358 A383012 * A333898 A224230 A053740

Adjacent sequences: A110382 A110383 A110384 * A110386 A110387 A110388

KEYWORD

easy,nonn

AUTHOR

Amarnath Murthy, Jul 25 2005

EXTENSIONS

More terms from Emeric Deutsch, Jul 31 2005

STATUS

approved

URL: https://oeis.org/A110385

⇱ A110385 - OEIS