A026190 a(n) = (1/2)*s(n), where s(n) is the n-th even number in A026142.

2, 1, 4, 6, 7, 3, 10, 12, 13, 5, 16, 18, 19, 21, 22, 8, 25, 9, 28, 30, 31, 11, 34, 36, 37, 39, 40, 14, 43, 15, 46, 48, 49, 17, 52, 54, 55, 57, 58, 20, 61, 63, 64, 66, 67, 23, 70, 24, 73, 75, 76, 26, 79, 27, 82, 84, 85, 29, 88, 90, 91, 93, 94

Offset

1,1

Links

Table of n, a(n) for n=1..63.

Crossrefs

Sequence in context: A359898 A335920 A111104 * A262599 A160016 A245089

Adjacent sequences: A026187 A026188 A026189 * A026191 A026192 A026193

Keyword

nonn

Author

Clark Kimberling

Status

approved