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A167842
Right-angled primes.
6
101, 787, 12343, 34543, 54323, 56543, 654323, 1234543, 7654567, 345676543, 987654323, 32123456789, 34567876543, 654323456789
OFFSET
1,1
COMMENTS
Primes in A135602.
Primes whose structure of digits represents a right angle. The vertex is an internal digit. In the graphic representation the points are connected by imaginary line segments from left to right. This sequence is finite.
CROSSREFS
Sequence in context: A364147 A171813 A089291 * A244369 A200733 A267002
KEYWORD
base,nonn,fini,full,less
AUTHOR
Omar E. Pol, Nov 13 2009
EXTENSIONS
More terms from Jens Kruse Andersen, Jun 26 2014
STATUS
approved