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A078860
Least positive residues [mod 210] representing those residue classes which can be lesser of prime pairs from A029710.
2
7, 13, 19, 37, 43, 67, 79, 97, 103, 109, 127, 139, 163, 169, 187, 193
OFFSET
1,1
FORMULA
Intersection[RRS(210), 4+RRS{210)]-4 and {7}. RRS[210]=reduced residue system of 210=first 48=phi[210] terms of A008364; additional term 7 is a singular cases; 210k+r generates complete A029710 with suitable k and r taken from these 15+1 numbers.
MATHEMATICA
t=Flatten[Position[Table[GCD[w, 210], {w, 1, 210}], 1]] t2=Intersection[t, t+4]-4
CROSSREFS
KEYWORD
fini,full,nonn
AUTHOR
Labos Elemer, Dec 13 2002
STATUS
approved