A167886 - OEIS

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A167886

n-th single or isolated number minus n-th non-single or nonisolated number.

2, 3, 3, 7, 11, 15, 21, 27, 31, 34, 39, 45, 51, 55, 60, 63, 68, 75, 78, 83, 87, 100, 103, 109, 119, 125, 130, 133, 138, 144, 154, 159, 171, 182, 185, 189, 195, 205, 209, 214, 220, 226, 230, 239, 252, 256, 260, 273, 278, 287, 291, 296, 303, 308, 313, 315, 320, 327

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..58.

FORMULA

a(n)=A167706(n)-A167707(n).

EXAMPLE

a(1)=2-0=2, a(2)=4-1=3, a(3)=6-3=3, a(4)=12-5=7.

CROSSREFS

Cf. A167706, A167707.

Sequence in context: A155755 A080088 A098715 * A095978 A370361 A156763