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A329509
Expansion of (1 + x)*(1 + x + x^2 - x^3) / (1 - x).
1
1, 3, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4
OFFSET
0,2
COMMENTS
Decimal expansion of 12199/90000. - Elmo R. Oliveira, May 06 2024
FORMULA
a(n) = 4 for n >= 4.
CROSSREFS
Row 2 of array in A329508.
Sequence in context: A306224 A189202 A153098 * A119280 A307634 A265222
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Nov 22 2019
STATUS
approved