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A072448
Squares of the terms of the decimal expansion of Pi.
1
9, 1, 16, 1, 25, 81, 4, 36, 25, 9, 25, 64, 81, 49, 81, 9, 4, 9, 64, 16, 36, 4, 36, 16, 9, 9, 64, 9, 4, 49, 81, 25, 0, 4, 64, 64, 16, 1, 81, 49, 1, 36, 81, 9, 81, 81, 9, 49, 25, 1, 0, 25, 64, 4, 0, 81, 49, 16, 81, 16, 16, 25, 81, 4, 9, 0, 49, 64, 1, 36, 16, 0, 36, 4, 64, 36, 4, 0, 64, 81
OFFSET
1,1
EXAMPLE
a(1) = 9 = 3*3
MATHEMATICA
First[RealDigits[Pi, 10, 80]]^2
CROSSREFS
Cf. A000796.
Sequence in context: A062357 A348974 A061215 * A145966 A349143 A014721
KEYWORD
easy,nonn,base
AUTHOR
Jeremy Gardiner, Aug 01 2002
EXTENSIONS
Edited by Robert G. Wilson v, Aug 02 2002
STATUS
approved