A099956 Atomic numbers of the alkaline earth metals.

4, 12, 20, 38, 56, 88

Offset

1,1

Links

Table of n, a(n) for n=1..6.

Example

12 is the atomic number of magnesium.

Crossrefs

Cf. A099955, alkali metals; A101648, metalloids; A101647, nonmetals (except halogens and noble gases); A097478, halogens; A018227, noble gases; A101649, poor metals.

Sequence in context: A057317 A008068 A008183 * A301066 A008092 A316299

Adjacent sequences: A099953 A099954 A099955 * A099957 A099958 A099959

Keyword

nonn,fini,full

Author

Parthasarathy Nambi, Nov 12 2004

Status

approved