OFFSET
1,1
LINKS
FORMULA
EXAMPLE
Illustrations for n = 1..4:
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a(1) = 4 a(2) = 11
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a(3) = 27 a(4) = 64
MATHEMATICA
LinearRecurrence[{6, -13, 12, -4}, {4, 11, 27, 64}, 32]
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Stefano Spezia, Jan 01 2021
STATUS
approved