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A117510
Index (sum) of first Orloj clock sequence containing n.
1
1, 3, 7, 11, 19, 21, 35, 63, 45, 95, 99, 93, 119, 105, 165, 429, 273, 285, 581, 385, 345, 495, 749, 651, 665, 1001, 693, 1155, 1197, 1155, 1287, 1463, 693, 1935, 1659, 2331, 2145, 1995, 2915, 2415, 3399, 2115, 4785, 3157, 3519, 5225, 5481, 2871, 5115, 6045
OFFSET
1,2
COMMENTS
a(n) >= n(n+1)/2. This is equality for n = 1,2,6,9,14. Are there any others?
CROSSREFS
Cf. A118382.
Sequence in context: A049645 A167181 A049835 * A160227 A134442 A359153
KEYWORD
nonn
AUTHOR
STATUS
approved