A371360 Value of k at the n-th step of A371359, where multiplied values are positive and divided values are negative.

2, 3, 4, -6, 5, 7, -10, 8, -14, 9, -24, 11, 12, -18, 13, -22, 15, -39, 16, 17, -20, 19, -34, 21, -38, 23, -69, 25, 26, -35, 27, -30, 28, -36, 29, -91, 31, 32, -58, 33, -44, 37, -62, 40, -48, 41, -185, 42, 43, -82, 45, -63, 46, -86, 47, -115, 49, -141, 50

Offset

1,1

Comments

Ratios of successive terms of A371359 (always the larger term over the smaller term) with a negative sign used to differentiate divisions from multiplications.

Links

Table of n, a(n) for n=1..59.

Example

a(1)=2 because in the first step of A371359, to get from A371359(1)=1 to A371359(2)=2, we multiply by 2.
a(4)=-6 because in the fourth step of A371359, to get from A371359(4)=24 to A371359(5)=4, we divide by 6.

Crossrefs

Cf. A371359, A100708.

Sequence in context: A057027 A371246 A090894 * A175004 A361941 A374817

Adjacent sequences: A371357 A371358 A371359 * A371361 A371362 A371363

Keyword

sign

Author

Neal Gersh Tolunsky, Mar 19 2024

Extensions

a(11) and beyond from John Tyler Rascoe, Mar 20 2024

Status

approved