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A020538 4th Chebyshev polynomial (first kind) evaluated at powers of 2. 0
1, 97, 1921, 32257, 522241, 8380417, 134184961, 2147352577, 34359214081, 549753716737, 8796084633601, 140737454800897, 2251799679467521, 36028796482093057, 576460750155939841, 9223372028264841217 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

LINKS

Index entries for sequences related to Chebyshev polynomials.

MAPLE

with(orthopoly):seq(T(4, 2^i), i=0..24);

MATHEMATICA

Table[ChebyshevT[4, 2^n], {n, 1, 40}] [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Nov 03 2009]

CROSSREFS

Sequence in context: A038532 A092272 A162542 * A075665 A012839 A017813

Adjacent sequences:  A020535 A020536 A020537 * A020539 A020540 A020541

KEYWORD

nonn

AUTHOR

Simon Plouffe (simon.plouffe(AT)gmail.com)

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Last modified February 15 21:56 EST 2012. Contains 205860 sequences.