A338580 Numerators of resistance values that can be obtained from a network of exactly 10 one-ohm resistors, but not from any network with fewer than 10 one-ohm resistors. Denominators are in A338590.

1, 2, 3, 3, 4, 5, 5, 4, 5, 6, 7, 6, 5, 7, 8, 7, 7, 8, 7, 11, 9, 10, 11, 10, 13, 9, 11, 10, 11, 13, 12, 9, 11, 13, 13, 11, 9, 12, 13, 11, 14, 10, 11, 15, 9, 14, 16, 17, 7, 8, 19, 11, 12, 13, 14, 15, 18, 19, 16, 15, 14, 13, 12, 21, 9, 8, 15, 20, 19, 17, 11, 19, 14

Offset

1,2

Comments

The A338197(k)/2 initial terms of this sequence are also the numerators of the corresponding sorted lists of resistance values that can be achieved by exactly k resistors for all k < 10.

Links

Hugo Pfoertner, Table of n, a(n) for n = 1..2639

Example

See A338590.

Crossrefs

Cf. A180414, A338197, A338590.

The initial terms of this sequence are also the numerators to be used together with the denominators given in A338595, A338596, A338597, A338598, A338599.

Sequence in context: A349320 A078338 A338587 * A278149 A007306 A286544

Adjacent sequences: A338577 A338578 A338579 * A338581 A338582 A338583

Keyword

nonn,frac,fini,full,look

Author

Hugo Pfoertner, Nov 06 2020

Status

approved