Decomposition into weight × level + jump - all 2D graphs

Home

Decomposition of Emirps

Emirps (primes whose reversal is a different prime).
A006567(n) = A000000(n) * A000000(n) + A185439(n)
Decomposition of Emirps - 9989 dots.

Decomposition of Smith numbers

Smith (or joke) numbers: composite numbers n such that sum of digits of n = sum of digits of prime factors of n (counted with multiplicity).
A006753(n) = A000000(n) * A000000(n) + A000000(n)
Decomposition of Smith numbers - 9997 dots.

Decomposition of A006881

Numbers that are the product of two distinct primes.
A006881(n) = A000000(n) * A000000(n) + A166237(n)
Decomposition of A006881 - 9998 dots.

Decomposition of A006995

Numbers whose binary expansion is palindromic.
A006995(n) = A000000(n) * A000000(n) + A164126(n)
Decomposition of A006995 - 9995 dots.

Decomposition of A007066

a(n) = 1 + ceiling((n-1)*phi^2), phi = (1+sqrt(5))/2.
A007066(n) = A000000(n) * A000000(n) + A076662(n)
Decomposition of A007066 - 9997 dots.

Decomposition of A007310

Numbers congruent to 1 or 5 mod 6.
A007310(n) = A000000(n) * A000000(n) + A105397(n)
Decomposition of A007310 - 9997 dots.

Decomposition of A007378

a(n), n>=2, is smallest positive integer which is consistent with sequence being monotonically increasing and satisfying a(a(n)) = 2n.
A007378(n) = A000000(n) * A000000(n) + A079882(n)
Decomposition of A007378 - 9997 dots.

Decomposition of A007412

The noncubes: n + [ (n + [ n^{1/3} ])^{1/3} ].
A007412(n) = A000000(n) * A000000(n) + A000000(n)
Decomposition of A007412 - 9998 dots.

Decomposition of Reversible primes

Primes whose reversal in base 10 is also prime. Also called reversible primes.
A007500(n) = A000000(n) * A000000(n) + A000000(n)
Decomposition of Reversible primes - 9986 dots.