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A024728 a(n) = A024727(n+3)/4. 0
1, 1, 1, 5, 9, 13, 33, 73, 145, 313, 657, 1549, 3353, 7221, 16129, 36785, 81921, 180529, 403809, 939573, 2125193, 4756893, 10800801, 25195577, 57552721, 130500393, 298271153, 700076797, 1610366937, 3680601093, 8482477313, 19929303521 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,4
LINKS
CROSSREFS
Cf. A024727.
Sequence in context: A257171 A233973 A089977 * A024950 A180514 A118837
KEYWORD
nonn
AUTHOR
STATUS
approved

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Last modified May 5 03:37 EDT 2024. Contains 372257 sequences. (Running on oeis4.)