List of all stable nuclei of atomic weight between 1 and 20

Hydrogen-1
Hydrogen-2
Helium-3
Helium-4
- - - - no isobar 5
Lithium-6
Lithium-7
- - - - no isobar 8
Beryllium-9
Boron-10
Boron-11
Carbon-12
Carbon-13
Nitrogen-14
Nitrogen-15
Oxygen-16
Oxygen-17
Oxygen-18
Fluorine-19
Neon-20


Now the same list of only the most common isotopes of each element

Hydrogen-1 - - -
- - - -
- - - -
- Helium-4 - -
- - - -
- - - -
- - Lithium-7 -
- - - -
- - Beryllium-9 -
- - - -
- - Boron-11 -
- Carbon-12 - -
- - - -
- Nitrogen-14 - -
- - - -
- Oxygen-16 - -
- - - -
- - - -
- - Fluorine-19 -
- Neon-20 - -


Again the same list now excluding the elements of no significant abundance

Hydrogen-1 - - -
- - - -
- - - -
- Helium-4 - -
- - - -
- - - -
- - - -
- - - -
- - - -
- - - -
- - - -
- Carbon-12 - -
- - - -
- Nitrogen-14 - -
- - - -
- Oxygen-16 - -
- - - -
- - - -
- - - -
- Neon-20 - -


In terms of even distribution upon the negative surface of the sphere the following is an interesting list. Nature seems to favor an abundance of these elements. Here then are the 12 most common elements in the cosmos.

Essay on Nuclear Stability



You may investigate The Incremental Table of Nuclear Isobars from three viewpoints
  1. abundence
  2. close packing
  3. division of sphere