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A110763
a(0) =1, a(n+1) = pi(N), N = concatenation a(1), a(2), a(3), ...a(n).
1
1, 0, 4, 27, 1275, 5993323, 31080478398788
OFFSET
0,3
EXAMPLE
a(0) = 1, a(1) = pi(1) = 0, a(2) = pi(10) = 4
a(3) = pi(104) = 27.
CROSSREFS
Cf. A110762.
Sequence in context: A133032 A271385 A347146 * A066352 A357561 A249105
KEYWORD
base,more,nonn
AUTHOR
Amarnath Murthy, Aug 11 2005
EXTENSIONS
a(6) from Giovanni Resta, Oct 21 2018
STATUS
approved