A058261 a(n) = n times the Collatz number of n (as given in A006577).

0, 2, 21, 8, 25, 48, 112, 24, 171, 60, 154, 108, 117, 238, 255, 64, 204, 360, 380, 140, 147, 330, 345, 240, 575, 260, 2997, 504, 522, 540, 3286, 160, 858, 442, 455, 756, 777, 798, 1326, 320, 4469, 336, 1247

Offset

0,2

Links

Table of n, a(n) for n=0..42.

Formula

a(n) = n*Collatz(n)

Example

a(4)=8 because the Collatz number of 4 is 2 (4 -> 2 -> 1) and then 8=4*2.

Crossrefs

Sequence in context: A024230 A358520 A105666 * A298822 A072397 A077208

Adjacent sequences: A058258 A058259 A058260 * A058262 A058263 A058264

Keyword

nonn

Author

Felix Goldberg (felixg(AT)tx.technion.ac.il), Dec 17 2000

Status

approved