A375866 Prime numbers that cannot be written as the sum of a prime number and a highly composite number.

2, 1991443, 3637681, 18787511, 2644910729, 4113484691, 5071232129, 7424245487, 10770930019, 10979412541, 13313737777, 17341632041, 17413633157, 17687919407, 19380371939, 20357888099, 21939774683, 24643255853, 28106335199, 29007615421, 30228264713, 32284382539

Offset

1,1

Links

Table of n, a(n) for n=1..22.

Example

The prime number 5 can be written as the sum of prime number 3 and highly composite number 2 and thus is not in this sequence.

Crossrefs

Cf. A000040, A002182.

Sequence in context: A168535 A303433 A253264 * A124368 A272238 A303255

Adjacent sequences: A375863 A375864 A375865 * A375867 A375868 A375869

Keyword

nonn

Author

Walter Robinson, Aug 31 2024

Extensions

a(5)-a(22) from Andrew Howroyd, Aug 31 2024

Status

approved