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A354812
Positions of +2's in A346242.
3
132, 156, 204, 228, 276, 348, 372, 444, 492, 516, 564, 636, 708, 732, 804, 852, 876, 948, 996, 1068, 1164, 1212, 1236, 1284, 1308, 1356, 1524, 1572, 1644, 1668, 1788, 1812, 1884, 1956, 2004, 2076, 2148, 2172, 2292, 2316, 2364, 2388, 2532, 2676, 2724, 2748, 2796, 2868, 2892, 3012, 3084, 3156, 3228, 3252, 3324, 3372
OFFSET
1,1
COMMENTS
Question: Are all terms even?
PROG
(PARI) isA354812(n) = (2==A346242(n));
CROSSREFS
Cf. A346242.
Cf. also A354814, A354822.
Sequence in context: A345532 A345784 A039603 * A030026 A102474 A015235
KEYWORD
nonn
AUTHOR
Antti Karttunen, Jun 07 2022
STATUS
approved